New research is shedding light on what researchers call "lite" intermediate-mass black holes, which are smaller, but still ...

New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

Astronomers capture first image of a white dwarf exploding twice in space Rare double-detonation seen in supernova remnant ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

Astronomers have captured a stunning, detailed image of the nearby Sculptor galaxy, spanning an impressive 65,000 light years ...

Astronomers confirm third interstellar object, 3I/Atlas, a fast-moving comet from deep space, giving rare insight into ...

Astronomers from the University of Turku have detected quasi-periodic oscillations in an X-ray binary, XTE J0111.2−7317, ...

NASA has discovered a mysterious interstellar comet entering our solar system. Learn what this strange visitor is and how scientists are tracking it now.

Scientists have been working on ways to find new worlds far from Earth, and this strange method theorized decades ago has ...

Scientists say the Universe has no edge, but that doesn't mean it's infinite. A Manchester astrophysicist explains what we ...

Chile's Vera C. Rubin Observatory, which boasts the world's largest digital camera, has begun displaying its first images of ...

Astronomers are monitoring an object headed our way that may have wandered over from another star system. Scientists have ...